Home / 961,994.21-1,326,973.60-635,310.23

Finding the Fourth Proportional to 961,994.21, 1,326,973.60 and 635,310.23

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Solution

The fourth proportional to 961,994.21, 1,326,973.60 and 635,310.23 is: 876,346.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,994.21 : 1,326,973.60 = 635,310.23 : x
  2. Step 2: Convert to fraction form
    961,994.21/1,326,973.60 = 635,310.23/x
  3. Step 3: Cross multiply
    961,994.21x = 1,326,973.60 × 635,310.23
  4. Step 4: Simplify right side
    961,994.21x = 843,039,903,019.93
  5. Step 5: Solve for x
    x = 843,039,903,019.93/961,994.21
  6. Step 6: Final answer
    x = 876,346.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.